package jdbc;

import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.SQLException;

public class Test2 {
    public static void main(String[] args) {
        UserInfo userInfo = InputUtil.getInputObject(new UserInfo(), "删除用户", "删除");
        try(Connection connection=DBUtil.getConnection()
        ) {
           String sql="DELETE FROM userinfo WHERE username=?";
            PreparedStatement ps=connection.prepareStatement(sql);
            ps.setString(1,userInfo.getUsername());
            int num=ps.executeUpdate();
            if(num>0){
                System.out.println("删除成功");
            }else {
                System.out.println("删除失败");
            }
        } catch (SQLException e) {
            e.printStackTrace();
        }
    }
}
